639732

素因数分解:

$2^2\times 3^1\times {\mathrm{89}}^1\times {\mathrm{599}}^1$

素因数の和:695

約数の個数: 24

約数和(自身を含む): 1512000

約数和(自身を除く): 872268

約数列:

[1, 2, 3, 4, 6, 12, 89, 178, 267, 356, 534, 599, 1068, 1198, 1797, 2396, 3594, 7188, 53311, 106622, 159933, 213244, 319866, 639732]

約数ペア:

[(1, 639732), (2, 319866), (3, 213244), (4, 159933), (6, 106622), (12, 53311), (89, 7188), (178, 3594), (267, 2396), (356, 1797), (534, 1198), (599, 1068)]